All the news on the Earth's largest environment.

A comment on Reddit reminded me of a question that I have received many times. The question is always a good one because it stems from knowledge and deductive reasoning. The said question requires one ...

From the study, “The majority of the DDT+ compounds (87%, n = 13) detected in the sediment and biota were previously detected in [local] birds and marine mammals. This discovery is critical and ...

I have only seen a hydrothermal vent once, during Dive 73 aboard the Monterey Bay Aquarium Research Institute’s Doc Ricketts. Unlike many deep-sea biologists, I have always been more interested in ...

You will never see the Ninja Lanternshark coming, not because it’s dark and elusive, but because you won’t be swimming below 1,000 feet deep off the coast of Central America any time soon. The ...

Osedax worms, or the ‘bone eating’ worms are little soft sacks resembling snotty little flowers. The “bone devourer” is not quite accurate as the worms do not actually feed on the bone mineral, but ...

Here’s a mystery: below 8,400 meters there are no fish. There are other creatures: sea cucumbers, anemones, tiny worms, but no one has ever seen a fish. At 8,370 meters? There are fish. But not below ...

Biologists have a habit of naming things after cool animals. Cars named after comb jellies, internet passwords after giant squid. Most of these names I recognized, but then I saw my friend’s wifi ...

Readers of DSN may think they know my favorite organism. Did you guess the giant isopod or did you guess the giant squid? Those beasties are truly fantastic. Large and dwelling in the deep oceans, ...

The ROV Global Explorer reaches bottom at around 9:01 am, nearly 3.5 kilometers deep in the Gulf of Mexico. The 1.5-ton machine flies nimbly through a shallow valley before rising up and over a peak.

A couple weeks ago this photo was going viral with the headline “A Single Drop of Seawater, Magnified 25 Times”: This is not a single drop of seawater, though it is probably magnified 25 times. This ...

Magnapinna squids are one of the deep-sea more ethereal creatures. Little is known of these squid as very few have ever been captured, although over the last decade with the increased usage of ...